🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.4

Radius: 14.5

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.73 AU - 1.19 AU

Year: 598 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,447,537 km

• M1: 180,415 km (0.086 R)
• M2: 838,945 km (0.08 R)
• M3: 1,304,643 km (0.074 R)
• M4: 1,770,341 km (0.086 R)
• M5: 2,739,287 km (0.052 R)
• M6: 3,294,893 km (0.106 R)
• M7: 4,241,399 km (0.047 R)
• M8: 4,957,374 km (0.041 R)
• M9: 5,644,627 km (0.109 R)
• M10: 6,896,761 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.4

Radius: 8.3

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.82 AU - 1.32 AU

Year: 704 Days

Day: 7.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,447,537 km

• M1: 103,223 km (0.118 R)
• M2: 545,583 km (0.099 R)
• M3: 863,479 km (0.099 R)
• M4: 1,141,282 km (0.057 R)
• M5: 1,744,461 km (0.111 R)
• M6: 2,118,455 km (0.11 R)
• M7: 2,978,643 km (0.105 R)
• M8: 4,303,781 km (0.068 R)
• M9: 4,972,932 km (0.085 R)
• M10: 5,277,663 km (0.116 R)
• M11: 6,773,642 km (0.103 R)
• M12: 7,103,804 km (0.088 R)
• M13: 7,514,151 km (0.089 R)
• M14: 7,868,100 km (0.108 R)
• M15: 8,183,901 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.6

Radius: 12.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.04 AU - 1.16 AU

Year: 734 Days

Day: 13 Hours

Environment

Temp: -157 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,447,537 km

• M1: 157,975 km (0.112 R)
• M2: 556,354 km (0.102 R)
• M3: 1,227,600 km (0.104 R)
• M4: 1,676,095 km (0.085 R)
• M5: 2,075,072 km (0.1 R)
• M6: 2,790,299 km (0.072 R)
• M7: 3,789,015 km (0.114 R)
• M8: 4,488,535 km (0.097 R)
• M9: 5,272,727 km (0.12 R)
• M10: 5,763,258 km (0.09 R)
• M11: 6,185,423 km (0.117 R)
• M12: 6,690,166 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 11

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.5 AU - 2.04 AU

Year: 1497 Days

Day: 14.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 159.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,447,537 km

• M1: 136,882 km (0.07 R)
• M2: 494,122 km (0.088 R)
• M3: 874,400 km (0.071 R)
• M4: 1,441,675 km (0.107 R)
• M5: 2,106,787 km (0.088 R)
• M6: 2,574,430 km (0.054 R)
• M7: 3,556,989 km (0.113 R)
• M8: 6,368,082 km (0.072 R)
• M9: 12,288,418 km (0.078 R)
• M10: 12,782,540 km (0.082 R)
• M11: 13,289,826 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.4

Radius: 13.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.84 AU - 2.14 AU

Year: 1785 Days

Day: 5.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,447,537 km

• M1: 165,455 km (0.09 R)
• M2: 593,455 km (0.115 R)
• M3: 1,046,437 km (0.104 R)
• M4: 1,539,960 km (0.096 R)
• M5: 2,462,381 km (0.102 R)
• M6: 3,423,697 km (0.084 R)
• M7: 3,901,363 km (0.059 R)
• M8: 5,541,554 km (0.062 R)
• M9: 6,657,255 km (0.062 R)
• M10: 8,004,982 km (0.094 R)
• M11: 10,480,079 km (0.103 R)
• M12: 11,834,987 km (0.027 R)
• M13: 12,259,546 km (0.119 R)
• M14: 13,975,134 km (0.102 R)
• M15: 14,406,275 km (0.063 R)
• M16: 14,935,253 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.4

Radius: 13.7

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3 AU - 3 AU

Year: 3304 Days

Day: 8.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,447,537 km

• M1: 170,542 km (0.113 R)
• M2: 631,004 km (0.091 R)
• M3: 1,814,772 km (0.095 R)
• M4: 2,456,397 km (0.108 R)
• M5: 3,752,513 km (0.113 R)
• M6: 4,199,661 km (0.119 R)
• M7: 4,778,904 km (0.064 R)
• M8: 5,597,952 km (0.106 R)
• M9: 6,272,190 km (0.03 R)
• M10: 6,812,986 km (0.092 R)
• M11: 8,022,934 km (0.108 R)
• M12: 8,807,575 km (0.116 R)
• M13: 9,603,884 km (0.115 R)
• M14: 10,201,528 km (0.046 R)
• M15: 11,209,518 km (0.113 R)
• M16: 12,008,371 km (0.095 R)
• M17: 15,053,136 km (0.114 R)
• M18: 16,025,821 km (0.061 R)
• M19: 16,527,573 km (0.076 R)
• M20: 19,258,482 km (0.11 R)
• M21: 21,327,420 km (0.082 R)
• M22: 23,755,693 km (0.063 R)
• M23: 24,629,195 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.6

Radius: 12

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.97 AU - 6.83 AU

Year: 9112 Days

Day: 14 Hours

Environment

Temp: -230 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,447,537 km

• M1: 149,299 km (0.111 R)
• M2: 845,228 km (0.097 R)
• M3: 1,233,285 km (0.091 R)
• M4: 1,865,485 km (0.12 R)
• M5: 2,705,328 km (0.095 R)
• M6: 3,731,120 km (0.042 R)
• M7: 4,180,662 km (0.115 R)
• M8: 5,125,672 km (0.102 R)
• M9: 5,785,548 km (0.096 R)
• M10: 6,353,422 km (0.072 R)
• M11: 6,958,395 km (0.111 R)
• M12: 9,478,820 km (0.087 R)
• M13: 10,577,317 km (0.075 R)
• M14: 15,293,989 km (0.066 R)
• M15: 15,696,108 km (0.083 R)
• M16: 17,087,518 km (0.028 R)
• M17: 21,336,696 km (0.071 R)
• M18: 23,394,115 km (0.063 R)
• M19: 26,916,995 km (0.05 R)
• M20: 28,906,348 km (0.077 R)
• M21: 29,937,077 km (0.107 R)
• M22: 31,962,483 km (0.077 R)
• M23: 36,284,814 km (0.095 R)
• M24: 37,362,816 km (0.106 R)
• M25: 37,970,782 km (0.096 R)
• M26: 42,019,948 km (0.071 R)
• M27: 44,964,931 km (0.094 R)
• M28: 46,628,011 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.8

Radius: 8

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.72 AU - 8.58 AU

Year: 14793 Days

Day: 18.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 48,447,537 km

• M1: 99,483 km (0.036 R)
• M2: 423,212 km (0.114 R)
• M3: 880,533 km (0.118 R)
• M4: 1,191,996 km (0.105 R)
• M5: 1,577,210 km (0.119 R)
• M6: 2,643,843 km (0.112 R)
• M7: 4,160,466 km (0.044 R)
• M8: 5,086,627 km (0.117 R)
• M9: 6,810,443 km (0.082 R)
• M10: 7,250,859 km (0.092 R)
• M11: 7,663,301 km (0.066 R)
• M12: 8,042,980 km (0.091 R)
• M13: 9,909,363 km (0.077 R)
• M14: 10,475,142 km (0.115 R)
• M15: 10,824,902 km (0.051 R)
• M16: 11,182,291 km (0.092 R)
• M17: 11,983,986 km (0.096 R)
• M18: 19,740,486 km (0.069 R)
• M19: 20,635,829 km (0.099 R)
• M20: 21,278,502 km (0.086 R)
• M21: 24,387,445 km (0.116 R)
• M22: 26,584,589 km (0.057 R)
• M23: 27,126,582 km (0.073 R)
• M24: 30,534,421 km (0.117 R)
• M25: 31,730,905 km (0.095 R)
• M26: 32,586,904 km (0.096 R)
• M27: 34,729,594 km (0.119 R)
• M28: 44,090,831 km (0.049 R)
• M29: 45,309,904 km (0.073 R)
• M30: 50,411,490 km (0.114 R)
• M31: 55,003,248 km (0.119 R)
• M32: 58,578,936 km (0.092 R)
• M33: 61,926,936 km (0.086 R)
• M34: 63,070,612 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240

Radius: 3.2

Gravity: 23.44 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.99 AU - 11.01 AU

Year: 17167 Days

Day: 21.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 48,447,537 km

• M1: 41,738 km (0.075 R)
• M2: 143,764 km (0.12 R)
• M3: 257,308 km (0.105 R)
• M4: 501,003 km (0.09 R)
• M5: 920,476 km (0.047 R)
• M6: 1,257,370 km (0.112 R)
• M7: 1,495,979 km (0.071 R)
• M8: 1,671,008 km (0.033 R)
• M9: 2,187,270 km (0.057 R)
• M10: 2,592,531 km (0.104 R)
• M11: 2,845,501 km (0.092 R)
• M12: 3,425,193 km (0.059 R)
• M13: 3,861,719 km (0.05 R)
• M14: 4,334,299 km (0.093 R)
• M15: 5,359,942 km (0.099 R)
• M16: 6,461,132 km (0.1 R)
• M17: 8,450,185 km (0.087 R)
• M18: 8,586,619 km (0.045 R)
• M19: 9,731,042 km (0.11 R)
• M20: 10,759,528 km (0.051 R)
• M21: 11,027,457 km (0.062 R)
• M22: 11,801,477 km (0.105 R)
• M23: 14,795,529 km (0.06 R)
• M24: 16,643,661 km (0.103 R)
• M25: 18,948,665 km (0.114 R)
• M26: 20,380,167 km (0.071 R)
• M27: 22,053,569 km (0.046 R)
• M28: 23,456,348 km (0.069 R)
• M29: 24,917,620 km (0.067 R)
• M30: 25,198,265 km (0.087 R)
• M31: 27,519,127 km (0.092 R)
• M32: 29,873,199 km (0.099 R)
• M33: 31,806,602 km (0.111 R)
• M34: 35,329,033 km (0.064 R)
• M35: 35,564,799 km (0.112 R)
• M36: 39,228,601 km (0.098 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 19,058 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit